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URI Online Judge | 1318 Fake Tickets solution in cpp

 

uri 1318 solution in cpp

by ujjal roy


#include<bits/stdc++.h>

using namespace std;

main()

{

   int n,m;

while(cin>>n>>m)

{

    if(n==0&&m==0) break;

    int i,c=0;

    vector<int> v(m);

    map<int ,int> mp;

    for(i=0;i<m;i++)

    {

        cin>>v[i];

        mp[v[i]]++;

    }

    sort(v.begin(),v.end());

   int u=unique(v.begin(),v.end())-v.begin();

   for(i=0;i<u;i++)

   {

       if(mp[v[i]]>1) c++;

   }

   cout<<c<<endl;

}



    return 0;

}


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